"I am thrilled to be introducing a Redmi device today and once again change the game in the sub-10k smartphone industry in India. Redmi 3S is the first smartphone in India powered by the Qualcomm Snapdragon 430 octa-core processor," said Hugo Barra, Vice President, Xiaomi.

Both the phones are available in dark ​grey, ​silver and ​gold colour variants.

Redmi 3S and Redmi 3S Prime will be initially available exclusively on Mi.com and Flipkart with no pre-registrations. Redmi 3S Prime will be available starting 9 August from 12 Noon onwards, and Redmi 3S will be available starting 16 August.